Smith, David J.  1944- <br/><br/>
If... :  a mind-bending new way of looking at big ideas and numbers / 
written by David J. Smith ; illustrated by Steve Adams. 
 - 40 pages :  color illustrations, color map ;  25 cm. 
<br/><br/>Includes bibliographical references (page 40). 
<br/><br/> Kirkus Review, June 2014 
<br/><br/> Presents and illustrates a way to scale down concepts, including space, time, inventions, resources, humanity, and more. 
<br/><br/> 6.6  3-6  NC1250L  Lexile 
<br/><br/><label>ISBN: </label>9781894786348 (trade) 1894786343 9780605852808 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy--Juvenile literature.<br/>World history--Juvenile literature.<br/>Population--Juvenile literature.<br/>Natural resources--Juvenile literature.<br/>Natural history--Juvenile literature.<br/>Astronomy.<br/>World history.<br/>Population.<br/>Natural resources.<br/>Natural history.<br/>Astronomy.<br/>World history.<br/>Population.<br/>Natural resources.<br/>Natural history.
<br/><br/><label>Dewey Class. No.: </label>500